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Anatomy > muscles: head & neck region, chest. exam 2 > Flashcards

muscles: head & neck region, chest. exam 2 Flashcards

1
Q

what is the location of the mylohyoid?

A

inside curve of mandible

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2
Q

which muscles insertion is the eyelid?

A

orbicularis oculi

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3
Q

what is the insertion of the sternocleidomastoid?

A

the mastoid process (temporal bone and occipital bone

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4
Q

which muscles action is to controls the lips?

A

orbicularis oris

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5
Q

what muscles insertion is the frontal bone and maxilla?

A

orbicularis oculi

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6
Q

what is the action of the mylohyoid?

A

elevate hyoid bone, move tongue back (speaking, chewing, or swallowing)

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7
Q

what muscles origin is the sternum and clavicle?

A

sternocleidomastoid

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8
Q

what is the insertion of the orbicularis oris?

A

skin at the corners of the mouth

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9
Q

which muscles location is around the eye?

A

orbicularis oculi

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10
Q

which muscles action is to turn head, contract both, pull head forward and down?

A

sternocleidomastoid

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11
Q

what muscles insertion is the hyoid bone?

A

mylohyoid

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12
Q

what is the origin of the orbicularis oris?

A

maxilla and mandible

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13
Q

what is the action of the orbicularis oculi?

A

moves eyelid

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14
Q

what muscles origin is the medial(inside) surface of mandible?

A

mylohyoid

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15
Q

what is the location of the sternocleidomastoid?

A

along side the neck

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16
Q

which muscles location is around the mouth?

A

orbicularis oris

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17
Q

what is the location of the serratus anterior?

A

lateral thorax partly deep to pectoralis major

18
Q

what muscles origin is the clavicle, sternum, cartilage of ribs 2-6?

A

pectoralis major

19
Q

which muscles action is to pull scapula forward and down?

A

pectoralis minor

20
Q

what is the action of the pectoralis major?

A

flex, adduct, rotate the arm

21
Q

which muscles location is deep to pectoalis major?

A

pectoralis minor

22
Q

which muscles insertion is the vertebral border of scapula?

A

serratus anterior

23
Q

what is the insertion of the pectoralis major?

A

greater tubercle, intertubercular groove (sulcus) of humerus

24
Q

what muscles origin is the anterior surface of ribs 3, 4, & 5?

A

pectoralis minor

25
Q

what is the action of the serratus anterior?

A

rotate scapula, move scapula up, and lateral abduction

26
Q

what muscles insertion is the corocoid process of scapula?

A

pectoralis minor

27
Q

what muscles location is the big superficial chest muscle?

A

pectoralis major

28
Q

what is the origin of the serratus anterior?

A

ribs 1-8

29
Q

what muscles action is to separate ribs during inspiration?

A

external intercostals

30
Q

what is the location of the internal intercostals?

A

between ribs deep

31
Q

what muscles origin is the xiphoid process (sternum), costal cartilage of ribs 5-10, lumbar vertebrae?

A

diaphragm

32
Q

what muscles origin is the superior border of rib below?

A

internal intercostals

33
Q

what is the insertion of the diaphragm?

A

central tendon of the diaphragm

34
Q

what muscles location is between the ribs superficial?

A

external intercostals

35
Q

what muscles action pulls ribs together during expiration?

A

internal intercostals

36
Q

what is the location of the diaphragm?

A

the floor of the thoracic cavity

37
Q

what is the insertion of the external intercostals?

A

superior border of rib below

38
Q

what muscles action pulls itself down during inspiration?

A

diaphragm

39
Q

what is the insertion of the internal intercostals?

A

inferior border of rib above

40
Q

what is the origin of the external intercostals?

A

inferior border of rib above

Anatomy (31 decks)

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